EP1295165A4 - Liquid crystal cell for use in coherent beams - Google Patents

Liquid crystal cell for use in coherent beams

Info

Publication number
EP1295165A4
EP1295165A4 EP01927331A EP01927331A EP1295165A4 EP 1295165 A4 EP1295165 A4 EP 1295165A4 EP 01927331 A EP01927331 A EP 01927331A EP 01927331 A EP01927331 A EP 01927331A EP 1295165 A4 EP1295165 A4 EP 1295165A4
Authority
EP
European Patent Office
Prior art keywords
liquid crystal
crystal cell
coherent beams
coherent
beams
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP01927331A
Other languages
German (de)
French (fr)
Other versions
EP1295165A1 (en
Inventor
Peter J Miller
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cambridge Research and Instrumentation Inc
Original Assignee
Cambridge Research and Instrumentation Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cambridge Research and Instrumentation Inc filed Critical Cambridge Research and Instrumentation Inc
Publication of EP1295165A1 publication Critical patent/EP1295165A1/en
Publication of EP1295165A4 publication Critical patent/EP1295165A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133502—Antiglare, refractive index matching layers

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
EP01927331A 2000-04-25 2001-04-25 Liquid crystal cell for use in coherent beams Withdrawn EP1295165A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US19945600P 2000-04-25 2000-04-25
US199456P 2000-04-25
PCT/US2001/013231 WO2001081990A1 (en) 2000-04-25 2001-04-25 Liquid crystal cell for use in coherent beams

Publications (2)

Publication Number Publication Date
EP1295165A1 EP1295165A1 (en) 2003-03-26
EP1295165A4 true EP1295165A4 (en) 2005-03-16

Family

ID=22737575

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01927331A Withdrawn EP1295165A4 (en) 2000-04-25 2001-04-25 Liquid crystal cell for use in coherent beams

Country Status (3)

Country Link
EP (1) EP1295165A4 (en)
AU (1) AU2001253794A1 (en)
WO (1) WO2001081990A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002092516A2 (en) 2001-05-11 2002-11-21 Cambridge Research And Instrumentation, Inc. Liquid crystal assembly and method of making
US7336323B2 (en) 2005-09-27 2008-02-26 Chemimage Corporation Liquid crystal filter with tunable rejection band
US7417796B2 (en) 2006-09-29 2008-08-26 Chemimage Corporation Wavelength discrimination filter for infrared wavelengths

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4195915A (en) * 1978-05-05 1980-04-01 Hughes Aircraft Company Liquid crystal image projector system
US4364639A (en) * 1980-08-25 1982-12-21 Northern Telecom Limited Variable attenuation electro-optic device
US5477351A (en) * 1992-04-10 1995-12-19 Matsushita Electric Industrial Co., Ltd. Polymer dispersed liquid crystal panel with diffraction grating and reflective counter electrode

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08505961A (en) * 1993-01-21 1996-06-25 イー−テック・ダイナミックス・インコーポレイテッド Optical device with low polarization mode dispersion
US5276747A (en) * 1993-01-21 1994-01-04 E-Tek Dynamics, Inc. Polarization-independent optical switch/attenuator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4195915A (en) * 1978-05-05 1980-04-01 Hughes Aircraft Company Liquid crystal image projector system
US4364639A (en) * 1980-08-25 1982-12-21 Northern Telecom Limited Variable attenuation electro-optic device
US5477351A (en) * 1992-04-10 1995-12-19 Matsushita Electric Industrial Co., Ltd. Polymer dispersed liquid crystal panel with diffraction grating and reflective counter electrode

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO0181990A1 *

Also Published As

Publication number Publication date
EP1295165A1 (en) 2003-03-26
WO2001081990A1 (en) 2001-11-01
AU2001253794A1 (en) 2001-11-07

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Legal Events

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